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Home >> GMC >> 2014 >> Terrain SLE, 4D Utility >> Repair and Diagnosis >> Electrical >> Wiring Diagrams >> Wiring Systems And Power Management - Component Connector End Views - K20 (X1 - LFX) To K85 >> Component Connector End Views >> K20 Engine Control Module X2 (LEA)

K20 Engine Control Module X2 (LEA)

GM1673472
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 34566-0103
  • Service Connector: 88988931
  • Description: 73-Way F 0.64, 2.8 Series, Sealed (BK With BK Terminal Position Assurance Lock)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool Service Terminal Tray Core Crimp Insulation Crimp
I 13575575 J-35616-64B (L-BU) J-38125-213 33467-0005 23 J J
II 13576375 J-35616-35 (VT) J-38125-11A 7116-4152-02 9 2 5
K20 Engine Control Module X2 (LEA)

Pin Size Color Circuit Function Terminal Type ID Option
1 0.5 BN/WH 6331 Air Injection Reaction Pump Pressure Sensor Signal - NU6
2 0.5 WH 6452 Air Injection Reaction Pump Sensor Supply Voltage - -
3 0.5 TN 808 Low Reference I -
4-9 - - - Not Occupied - -
10 0.5 PU/WH 3110 HO2S Reference Voltage I Bank 1 Sensor 1
11 - - - Not Occupied - -
12 0.5 PU 3120 HO2S High Signal I Bank 1 Sensor 2
13 - - - Not Occupied - -
14 0.5 GY 2093 5-Volt 2 Reference I -
15 0.5 PU 4008 Humidity Sensor Signal - -
16 0.5 BN 582 TAC Motor Control - 2 I -
17 0.5 D-BU/WH 6785 Air Injection Reaction Control Valve #1 Low Reference - NU6
18 0.5 GY 598 5-Volt 1 Reference I -
19 0.5 YE 2918 FRP Sensor Signal I -
20-25 - - - Not Occupied - -
26 0.5 TN/WH 3111 HO2S Low Reference I Bank 1 Sensor 1
27 - - - Not Occupied - -
28 0.5 TN/WH 3121 HO2S Low Signal I Bank 1 Sensor 2
29-31 - - - Not Occupied - -
32 0.5 YE 581 TAC Motor Control - 1 I -
33 - - - Not Occupied - -
34 0.5 GY 2701 5-Volt 4 Reference I -
35 - - - Not Occupied - -
36 0.5 D-BU 496 Knock Sensor (KS) 1 Signal I -
37-38 - - - Not Occupied - -
39 0.5 L-GN/BK 3633 Noise Cancellation I LEA with VQN
40 - - - Not Occupied - -
41 0.5 GY/WH 3113 HO2S Heater Low Control I Bank 1 Sensor 1
42 0.5 GY/WH 3122 HO2S Heater Low Control I Bank 2 Sensor 1
43 0.5 L-GN 432 MAP Sensor Signal I -
44 0.5 GY 2704 5-Volt 3 Reference I -
45-48 - - - Not Occupied - -
49 0.5 L-BU 6289 Intake Air Temperature Sensor Signal I -
50 0.5 PK/WH 2092 Fuel Economy Mode Switch Signal I -
51 0.5 D-GN/WH 428 EVAP Canister Purge Solenoid Control I -
52 0.5 YE 492 MAF Sensor Signal I -
53 0.5 BN 25 Charge Indicator Control/Charge Indicator Signal I -
54 0.5 TN 2752 Low Reference I -
55 0.5 GY 23 Generator Field Duty Cycle Signal I -
56 0.5 GY 1716 Knock Sensor (KS) 1 Signal I -
57 - - - Not Occupied - -
58 0.5 D-GN 6307 Clutch Start Neutral Start Signal I MH7 or MHC
59-62 - - - Not Occupied - -
63 0.5 OG/BK 469 Low Reference I -
64-68 - - - Not Occupied - -
69 0.5 TN 2760 Low Reference I -
70 0.5 L-BU/WH 3630 Throttle Position Sensor (SENT1) Signal - -
71-72 - - - Not Occupied - -
73 2 BK/WH 451 Ground II -
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